Research Article
Separation of Methylene Blue Dye from Aqueous Solution Using Triton X-114 Surfactant
Table 2
Physical properties of coacervate phase at 313.15 and 323.15 K.
| Triton X-114 () | Density () (g·cm−3) | Refractive index (nD) | Viscosity () (m·Pas) | Excess molar volume () (cm3·mole−1) |
| 313.15 K | 0.01 | NA | 1.355 | NA | NA | 0.02 | NA | 1.358 | NA | NA | 0.03 | 1.0110 | 1.357 | NA | −0.10675 | 0.04 | 1.0134 | 1.362 | NA | −0.13257 | 0.05 | 1.0214 | 1.363 | NA | −0.26556 | 0.06 | 1.0258 | 1.363 | NA | −0.35633 | 0.07 | 1.0219 | 1.364 | 162.2 | −0.26946 | 0.08 | 1.0233 | 1.366 | 164.4 | −0.28251 | 0.09 | 1.0270 | 1.377 | 186.2 | −0.35201 | 0.10 | 1.0340 | 1.387 | 190.0 | −0.49725 |
| 323.15 K | 0.01 | NA | 1.358 | NA | NA | 0.02 | NA | 1.360 | NA | NA | 0.03 | NA | 1.361 | NA | NA | 0.04 | 1.0218 | 1.364 | NA | −0.26332 | 0.05 | 1.0240 | 1.365 | NA | −0.29124 | 0.06 | 1.0268 | 1.367 | NA | −0.33472 | 0.07 | 1.0244 | 1.370 | 190.2 | −0.27629 | 0.08 | 1.0291 | 1.371 | 194.4 | −0.37310 | 0.09 | 1.0322 | 1.376 | 193.8 | −0.00564 | 0.10 | 1.0355 | 1.379 | 202.2 | −0.49792 |
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